JIS G3455 Carbon Steel High Pressure Pipe

JIS G3455 Carbon Steel High Pressure Pipe

Standard: JIS G3455
Steel Grade: STS 370, STS 410, STS 480
Size: OD(10.5-660.4mm) * WT(1.7-64.2mm)
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Product Details

Product Information

With optimal forming technology and ERW(Electric Resistance Welding) method, the pipe with outside diameter less than 92mm

High strength, extremely thick(up to T/OD=25%, Sch.160) steel pipes

Eddy Current Testing(ECT), non-destructive testing guarantees weld ability

Application

 Steering Shaft, Rack Bar, Tie Rod, Axle Housing, Door Impact Beam, Propeller Shaft, etc.

Hydraulic machine, Machine parts; Cylinder rod, Bush, and Roll, etc.

Electric, electronic goods(mainly by applying Cold Rolled Coil); Comp case of Air Conditioner, etc. 

Product Ranges

Product Standard
a. KS D 3517 ;STKM, JIS G 3445; STKM, JIS G 3472;STAM
b. KS D 3507(SPP), D3562(SPPS380), D3631(SPPG) JIS G 3542(SGP), JIS G 3454(STPG), ASTM A53A, ASTM A795

Outside Diameter : Ø27.2 ~ Ø92.5, 21A~80A

Steel Type : HR, PO, CR

Thickness : 1.5mm~9.0mm, SCH#5~#160

Application: high pressure service

Chemical Composition:

Grade

C

Si

Mn

P

S

STS 370

<0.25

0.10-0.35

0.30-1.10

<0.035

<0.035

STS 410

<0.30

0.10-0.35

0.30-1.40

<0.035

<0.035

STS 480

<0.33

0.10-0.35

0.30-1.50

<0.035

<0.035

Mechanical Property:

Grade

Tensile strength  N/mm2

Yield Strength  N/mm2

STS 370

>370

>215

STS 410

>410

>245

STS 480

>480

>275


Size Tolerance:

Division

Tolerance on OD

Tolerance on WT

Tolerance on wall thickness deviation

Hot-Finished seamless steel pipe

<50mm  ±0.5mm

<4mm   ±0.5mm

20% or under

>50, ≤160mm ±1%

>160,≤200mm ±1.6mm

≥4mm   ±12.5%

>200   ±0.8%

Cold-Finished seamless steel pipe

<40mm   ±0.3mm

<2mm   ±0.2mm

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≥40mm   ±0.8%

>2mm    ±10%

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